Current BTC market-regime and state-transition evidence for autonomous trading, risk, backtesting, and audit agents, delivered through x402-protected endpoints.
/public/preview.json — Free freshness and field preview
/.well-known/observer-x402.json
/openapi.json — OpenAPI 3.1 specification
/paid/evidence-summary.json — Current BTC regime, pressure, readiness, risk, alert context, and transition evidence — $0.01 USDC
/paid/state-change-ledger — Timestamped BTC transition history for backtesting and audit trails — $0.05 USDC
Unpaid protected requests return HTTP 402 Payment Required
with a Payment-Required header.
Boundary: The active payment network is identified in the live x402 challenge and public preview. Experimental analytics only. Not financial advice.